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Linyphiidae  Blackwall, 1859 / Erigone  Audouin, 1826   30 species

Erigone arcticola  Chamberlin & Ivie, 1947

WSC LSID urn:lsid:nmbe.ch:spidersp:010397

Key to genera | Key to species

Description
Male

Prosoma yellowish brown, with black triangular marking and radiating lines. Prosoma length: 1.43 mm. Chelicerae yellowish brown. Sternum brown, suffused with black. legs greyish yellow, coxae ventrally with black apical margin. Opisthosoma dark grey.

Body length male: 2.05 mm
Female

Prosoma length: 1.26 mm. Colouration as in males, except thoracic part of prosoma with black margins.

Body length female: 2.9 mm
Distribution
  Presence
  No data
Global distribution (WSC 2019): Russia (Europe, Siberia), USA (Alaska)
Figures
species

male Pedipalp, lateral view
(Holm 1960)

species

male Embolic division
(Holm 1960)

species

female Epigyne, ventral view
(Holm 1960)

species

female Vulva, dorsal view
(Holm 1960)

species

female Vulva, dorsal view
(Tanasevitch 2013a)

References

Helsdingen P J van (2010a) Araneae. In: Fauna Europaea Database (Version 2010.1), online at www.european-arachnology.org

Holm Å (1960) On a collection of spiders from Alaska. Zool Bidr Upps 33: 109-134

Tanasevitch A V (2013a) The linyphiid spiders of the Altais, southern Siberia (Aranei: Linyphiidae). Arthropoda Selecta 22: 267-306

World Spider Catalog (2018) World Spider Catalog, version 19.5. Natural History Museum Bern, online at http://wsc.nmbe.ch (15.07.2018) doi: 10.24436/2

Updates
11-09-2015 Image insert
10-09-2015 Image insert